<?hh

<<__EntryPoint>> function main(): void {
echo "*** Test substituting argument 1 with float values ***\n";



$variation_array = darray[
  'float 10.5' => 10.5,
  'float -10.5' => -10.5,
  'float 12.3456789000e10' => 12.3456789000e10,
  'float -12.3456789000e10' => -12.3456789000e10,
  'float .5' => .5,
  ];


foreach ( $variation_array as $var ) {
  var_dump(posix_ttyname( $var  ) );
}
}
